Home / 357,868.37-493,845.80-196,722.27

Finding the Fourth Proportional to 357,868.37, 493,845.80 and 196,722.27

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Solution

The fourth proportional to 357,868.37, 493,845.80 and 196,722.27 is: 271,469.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,868.37 : 493,845.80 = 196,722.27 : x
  2. Step 2: Convert to fraction form
    357,868.37/493,845.80 = 196,722.27/x
  3. Step 3: Cross multiply
    357,868.37x = 493,845.80 × 196,722.27
  4. Step 4: Simplify right side
    357,868.37x = 97,150,465,822.35
  5. Step 5: Solve for x
    x = 97,150,465,822.35/357,868.37
  6. Step 6: Final answer
    x = 271,469.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.